package com.kevin.first;

/**
 * Created by loli on 2014/10/22.
 */
public class LongOperation {
    public long add(long a, long b){
        return a + b;
    }

    public long minus(long a, long b){
        return a - b;
    }

    public long multiply(long a, long b){
        return a * b;
    }

    public long divide(long a, long b){
        return a / b;
    }
}
